Loudspeaker enclosure



FIG. 1 is a top perspective view of a loudspeaker enclosure showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevation thereof;

FIG. 4 is a side elevation thereof;

FIG. 5 is a rear elevation thereof; and

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a loudspeaker enclosure, as shown. 